THIS DATE IN HISTORY, Dec. 6: 13th Amendment abolishes slavery

Wednesday

Dec 6, 2017 at 2:01 AM

Today is Wednesday, Dec. 6, the 340th day of 2017. There are 25 days left in the year.

On Dec. 6, 1917, some 2,000 people were killed when an explosives-laden French cargo ship, the Mont Blanc, collided with the Norwegian vessel Imo at the harbor in Halifax, Nova Scotia, setting off a blast that devastated the Canadian city. Finland declared its independence from Russia.

In 1790, Congress moved to Philadelphia from New York.

In 1865, the 13th Amendment to the U.S. Constitution, abolishing slavery, was ratified as Georgia became the 27th state to endorse it.

In 1889, Jefferson Davis, the first and only president of the Confederate States of America, died in New Orleans.

In 1907, the worst mining disaster in U.S. history occurred as 362 men and boys died in a coal mine explosion in Monongah, West Virginia.

In 1922, the Anglo-Irish Treaty, which established the Irish Free State, came into force one year to the day after it was signed in London.

In 1947, Everglades National Park in Florida was dedicated by President Harry S. Truman.

In 1957, America's first attempt at putting a satellite into orbit failed as Vanguard TV3 rose about four feet off a Cape Canaveral launch pad before crashing down and exploding.